Cataclysm: Dark Days Ahead is an open source turn-based survival game with community-maintained development and releases.
Cataclysm: Dark Days Ahead
Cataclysm: Dark Days Ahead presents open source turn-based survival in a post-apocalyptic world.

About Cataclysm: Dark Days Ahead
Cataclysm: Dark Days Ahead is a turn-based survival game set in a post-apocalyptic world. Players explore a persistent, procedurally generated world, scavenge food, equipment and vehicles, secure water and safety, and develop skills for long-term survival while fighting or escaping zombies, giant insects, killer robots and other survivors.
The site hosts downloads with stable 0.I-1 and experimental builds for Windows, Linux, OSX and Android, with terminal and graphical options on Linux and OSX. Tilesets increase RAM use, and the iOS fork is described as very old and unsupported.
Key features
- Persistent procedurally generated post-apocalyptic world to explore
- Scavenge food, equipment and vehicles for survival
- Fight or escape zombies, insects, robots and other survivors
- Official builds for Windows, Linux, OSX and Android
- Terminal and graphical builds for Linux and OSX
- Stable releases and experimental builds for newer features
- Official builds for Windows, Linux, OSX and Android
- Offers stable releases and experimental builds with newer features
- Includes in-game tutorial and documentation via the ? key
- Tilesets increase RAM use with reports of instability from exhaustion
- Stable releases can lag behind experimental builds in features
- iOS fork is very old and unsupported
Cataclysm: Dark Days Ahead at a glance
- Website
- cataclysmdda.org
- Category
- Gaming › Mods & Fan Projects
- Type
- Website
- Pricing
- Not confirmed. Check the site
- Platforms
- Android, Web
- Open source
- Not stated
- Language
- English
- Last checked
- Oct 5, 2026 · Online when checked
- Listed
- Oct 5, 2026
Cataclysm: Dark Days Ahead alternatives
Tools and sites you could use instead, ranked by how closely they match.
Cataclysm: Bright Nights offers an alternate fork of Cataclysm: Dark Days Ahead with its own survival game direction.
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Cataclysm: Dark Days Ahead FAQ
Is there a tutorial?
How can I start a new world?
How can I change the key bindings?
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